National Chimney M-Flex 6" x 35" Stainless Steel Standard Liner Kit h81 Model 6717** Clearance Zero/Zero clearance

Model 6717** Clearance Zero/Zero clearance when installed into a masonry chimney and wrapped with a 1/2" ceramic fiber insulation blanket

The 48-inch Round Cazo GFRC Concrete Fire Pit is the complete addition to finalize your outdoor design with

lifts to a full height of 68

Selkirk 4" to 8" Support Clamp (Saf-T Liner 304L SS)

The black finish adds a touch of sophistication and modernity to the overall appearance of the fireplace

National Chimney M-Flex 6" x 35" Stainless Steel Standard Liner Kit h81 Model 6717** Clearance Zero/Zero clearanceM FLEX standard liner kits are used for wood, oil, coal, and gas appliances. Each of our . 006" (CB) and . 005" (CBF) standard kits comes with installation instructions and a lifetime warranty. This lining kit has been installed in venting applications since 1992 and continues to be the most popular "all fuels" kit we offer. We stock 3" 8" inside diameter (ID) as well as 6" 8" outside diameter (OD) in our . 006" (CB). What's Included 1x Installation